Factor Info

ID 156745
Size 1099 digits / 3650 bits
Status composite
Value 4140303878649054458296907446767778266649449499998188457985328237409841816320158897497774247645169252404315425241194789303636491087341829559118172572036483798063772471117436009679082361362592219600771541329976828854079801613840210561714816514430497590282730843438626307497665447777429101684324732024975103325347580718988078827084425673696558036573202977817332781391294162196654011765304731256769106273871694962808006372320875600547153699883556410498110053693428446052139734220167253059336914902074805548134418083421343235271486163519660124679044562602410749170121294546087726484836477646522011231044874683945819124653469892880637673242785849503284479066931026607397749380800970490199064378856222432501165447485447281016381581309313460703248682416761655207866774969132511414252041466703572345404742640551051348570172984791296457883527392158388266042719282072906004980044929919800634882135935198585616368698580770998288756754453924939057305987388348377344253164468135586174399779233584437580863059358780983033480921219413516904141411445108692113255622653530862731427167437699032291165522317099023095309

Factorizations

Primary (ID: 155505) 642443809919609072204778169817 (proven prime)
(ID: 190745) 6444616345773715440760350027496051273622863012236611526460225399111494135329548370663146524865036432419852093873968746292292297630557245603934217158803845581127661799263812474412734375497865618156413606195145997798709265414582226626573602302695413669645106974405276362705913546811085824326382274912441972997203553956112352895009590266033021628294090058737845770823697509620858971327817944928066990583528318966051604421273609207322870427850664801547585184273911475818117822132209542116962039524372819165642457397572004045212609524043617190058988290359105191024228789334543362825818453845046495067448208882380072208125539506763003489627944395216535054106587539600189399920165592260777646892036767500445542580963364597363865414920132249544313762419640417117054157654628599537589300169123461982920786972942929352588624829430213731768131910913747467304368556069054128106469862258999394342701371426035457378444356119107751066082589499135427694656622618912983533466303524553849120105151134348175408604174440254162310972975334756806888895311113992394739447075469639933142568277 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.